<?php

class ProyectoController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
			'postOnly + delete', // we only allow deletion via POST request
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			/*array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('index','view'),
				'users'=>array('*'),
			),*/
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('create','update','index','view', 'addUser'),
				'users'=>array('@'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete'),
				'users'=>array('admin'),
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
                $experimentoDataProvider=new CActiveDataProvider('Experimento',
                array('criteria'=>array('condition'=>'idProyecto=:proyectoId', 'params'=>array(':proyectoId'=>$this->loadModel($id)->id), ),
                    'pagination'=>array('pageSize'=>5,),
                ));
            
                $this->render('view',array(
			'model'=>$this->loadModel($id),
                    'experimentoDataProvider'=>$experimentoDataProvider,
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Proyecto;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Proyecto']))
		{
			$model->attributes=$_POST['Proyecto'];
			if($model->save())
                        {
				//$this->project->assignUser($this->_user->id, $this->rol);
                                $model->assignUser($model->idCoordinador, "investigadorPrincipal");
                                $this->redirect(array('view','id'=>$model->id));
                        }
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Proyecto']))
		{
			$model->attributes=$_POST['Proyecto'];
			if($model->finalizado)
                        {
                            if($model->experimentoEnd())
                            {
                                if($model->save())
				$this->redirect(array('view','id'=>$model->id));
                            }
                            else
                            {
                                Yii::app()->user->setFlash('error',"There are Experiments that haven't ended" );
                            }
                        }
                }

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		$this->loadModel($id)->delete();

		// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
		if(!isset($_GET['ajax']))
			$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$dataProvider=new CActiveDataProvider('Proyecto');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Proyecto('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Proyecto']))
			$model->attributes=$_GET['Proyecto'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer $id the ID of the model to be loaded
	 * @return Proyecto the loaded model
	 * @throws CHttpException
	 */
	public function loadModel($id)
	{
		$model=Proyecto::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param Proyecto $model the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='proyecto-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
        
        /**
        * Provides a form so that project administrators can
        * associate other users to the project
        */
        public function actionAdduser($id)
        {
            $project = $this->loadModel($id);
            /*if(!Yii::app()->user->checkAccess('createUsuario', array('proyecto'=>$project)))
            {
                throw new CHttpException(403,'You are not authorized to perform this action.');
            }*/
            $form=new ProjectUserForm;
            // collect user input data
            if(isset($_POST['ProjectUserForm']))
            {
                $form->attributes=$_POST['ProjectUserForm'];
                $form->project = $project;
                $form->rol="investigador";
                // validate user input
                if($form->validate())
                {
                    if($form->assign())
                    {
                        Yii::app()->user->setFlash('success',$form->nombre . " has been added to the project." );
                        //reset the form for another user to be associated if desired
                        $form->unsetAttributes();
                        $form->clearErrors();
                    }
                }
             }
             $form->project = $project;
             $this->render('adduser',array('model'=>$form));
        }
}
